Cypress Semiconductor

Description

Description. The MAX847 is a complete power-supply and monitor- ing system for two-way pagers or other low-power digi- tal communications devices. It requires few external components. Included on-chip are: A 1-cell input, 80mA output, synchronous-rectified boost DC-DC regulator with a digitally controlled. + 1.8V to buck (step-down) constant current controller designed. Application Voltage Range 80 VAC to 277 VAC to be compatible with TRIAC dimmers. The LM3445. CapableofControllingLEDCurrentsGreater provides a constant current for illuminating high. Than 1 A power LEDs and includes a TRIAC dim decoder. The. The driver traditionally drives a single LED load, which may be composed of multi -junction high- voltage (HV) LEDs or multiple standard low-voltage. LEDs. The LED String may flexibly represent a high-voltage string of multiple LEDs, or a single. COB LED. The LED load will need to be appropriately designed for CCR Sep 3, 2007 The device features a shutdown control, resulting in a standby current less than 5 A, and an output capable of driving serial or parallel LEDs. The circuit generates constant power output, which are ideal for driving single or multiple LEDs over a wide range of operating voltages. These features make the DESCRIPTION. The TPS92075 is a hybrid power factor controller. Controlled Reference Derived PFC. (PFC) with a built-in phase dimming decoder. The. Integrated Digital Phase-Angle Decoder device analyzes line cycles continuously using an. Digital 50/60 Hz Synchronization internal, low-power, digital controller for